Lenovo ThinkCentre A30 Hardware Maintenance Manual (HMM) for ThinkCentre 2296, - Page 98
Post/bios
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POST Error Code 111 I/O channel parity error 114 Adapter ROM error 129 Internal cache test error 135 Fan failure 151 System board failure 161 Bad CMOS battery 162 Configuration mismatch 163 Date and Time Incorrect 164 Memory Size Error 166 Boot Block Check Sum Error 92 Hardware Maintenance Manual FRU/Action 1. Reseat adapters 2. Any adapter 3. Riser card 4. System Board 1. Adapter Memory 2. System Board 3. Riser card 1. Processor 2. L2 Cache Memory 3. System Board 1. Fan 2. System board 1. System Board 1. Run Setup 2. CMOS Backup Battery. Go to "Replacing the battery (all machine types)" on page 56 3. System Board 1. Run Setup and verify Configuration 2. Had a device been added, removed, changed location? If not, suspect that device. 3. Power-on external devices first, then power-on computer 4. CMOS Backup Battery. Go to "Replacing the battery (all machine types)" on page 56 5. System Board 1. Time and Date Set 2. CMOS Backup Battery. Go to "Replacing the battery (all machine types)" on page 56 3. System Board 1. Run Setup. Check System Summary menu for memory size change. (See Chapter 5, "IBM Setup Utility program," on page 21.) 2. Run the Extended Memory Diagnostic tests 1. Run Flash Recovery using Boot Block. See "Recovering from a POST/BIOS update failure" on page 112. 2. System Board